# ORIGEN vs SiUNote

The clearest difference is in-app purchases: ORIGEN at none against SiUNote's 4. ORIGEN also leads on ads (none vs shown). SiUNote's advantage is update cadence (every 3 weeks vs every 3 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. SiUNote sells 4 in-app purchases, starting at $3.99 per month. ORIGEN asks for nothing beyond the download.

ORIGEN ships an update every 3 months, SiUNote every 3 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | ORIGEN | SiUNote |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/origen/id6756326466/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 38 MB | 34 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CAMRYN CORDELL DEVON LOUIS JACKSON](https://appshunter.io/developer/1860060510) | [SiU Ahn](https://appshunter.io/developer/1601025745) |

## What reviewers say

### ORIGEN

[App page](https://appshunter.io/ios/app/origen/id6756326466)

This app provides a distraction-free environment for writers to capture ideas, organize projects, and develop narratives for screenplays, series, or books. It includes an AI writing assistant to help refine text and explore creative options.

**Highlights:** Story project management, Screenplay, series, and book development, AI writing assistant for text refinement, Import PDFs and documents, Distraction-free design, Ideation and structure tools

**Features:** macOS Compatibility

**In-app purchases:** none


### SiUNote

[App page](https://appshunter.io/ios/app/siunote-mindmap-and-memo/id6766181316)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $3.99 | per month |
| Pro Monthly | $9.99 | per month |
| Plus Yearly | $39.99 | per year |
| Pro Yearly | $99.99 | per year |


## Frequently asked questions

### Is ORIGEN free?

ORIGEN is free to download, with no in-app purchases.

### Is SiUNote free?

SiUNote is free to download, with in-app purchases available.

### Do ORIGEN or SiUNote have ads?

SiUNote shows ads; ORIGEN does not.

### Which is updated more often, ORIGEN or SiUNote?

ORIGEN ships an update every 3 months, and SiUNote every 3 weeks. Most recently, ORIGEN was updated on October 30, 2026 and SiUNote on November 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*